The extent to which a procedure measures what it is supposed to measure in the procedure's

Dr. Bell constructs an IQ test and finds that Caucasians score higher on average than Hispanics. The construct validity of the IQ test as a measure of true intelligence should be questioned if

You could demonstrate that your study of organizational commitment among factory workers had external validity by

Experiments  have high _____and low _____.

The best way to control and balance extraneous participant variables (i.e. factors or characteristics about participants that can affect measurement) in a true experiment is through

Dr. Block, a social psychologist, enlisted several undergraduate students to help out in his study.  They posed as victims of a crime and asked "real" participants to help them. The proper research term for Dr. Block's undergraduate students is

How many levels or conditions of the independent variable are needed to conduct a true experiment?

Kelly does a study of manual dexterity in which she asks half of her participants to practice juggling.  Unfortunately, they enjoy the experiment so much that they tell all their friends and many of Kelly's subsequent participants ask when they will get to juggle.  The proble Kelly is experiencing is called

In his research on visual perception and motor coordination, Dr. Jones uses university baseball players as his participants.  On average, the worst scoring participant has a very high target hit rate, thus everyone's scores are high.  The range of scores is restricted due to

A pilot study is